||Insufficient water detected in heater. Spa will be shut down for 15 minutes.
||Check water level in spa. Refill if necessary. Make sure pumps are been primed and filter cartridges are clean. Press any button to reset or wait 15 minutes and spa will automatically reset. If message spa does not reset, call customer service.
||Insufficient water detected in heater. Spa is shut down. (Displays on third occurrence of dr message.)
||Follow directions for dr message and press any button to reset spa. Spa will not automatically reset when dry or dY is displayed.
||A difference in readings between temperature sensors has been detected indicating a possible water flow problem.
||Make sure spa is filled to proper level and that pumps are primed and filter cartridges are clean. Press any button to reset spa. If message does not reset, call customer service.
||Potential freeze condition detected.
||No action required. The pumps and the blower will automatically activate regardless of spa status.
Persistent low flow problems. Heater is shut down, but other spa functions continue to run normally. Displays on the fifth occurrence of the HL or HFL message within 24 hours.
||Follow action required for HL or HFL message. Heating capacity of the spa will not reset automatically. Press any button to reset.
||Overheat protection. The spa has shut down. One of the sensors has detected that the spa water is 110°F.
||DO NOT ENTER THE WATER. Remove the spa cover and allow water to cool. At 107°F, the spa should automatically reset. If spa does not reset, shut off the power to the spa and call customer service.
||Spa is shut down. The sensor that is plugged into the sensor “A” or “B” jack is not working.
||If the problem persists, call customer service. (May appear temporarily in an overheat situation and disappear when the heater cools.)
|5A, 5b, 5nA, 5nb
||Sensors are out of balance. If this is alternating with the temperature, it may just be a temporary condition.
||If the display shows only this message (periodically blinking), the spa is shut down. Call customer service.